16p11.2 Duplication: MedlinePlus Genetics

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MedlinePlus Genetics is a free, trusted government resource where families can look up plain-language information about genetic conditions, genes, chromosomes, and hereditary health topics. MedlinePlus explains that 16p11.2 duplication is associated with developmental delays, learning differences, speech and language challenges, autism, and mental health conditions, helping families understand common features, causes, and what to discuss with healthcare providers.